Materials for engineering, 3rd Edition - (Malestrom)

Index 249
offset yield strength 39
organic fibre composite materials 187
organic polymeric materials 27, 159–84
degradation 179–82
directionality of properties 163
drawing 167
elastomers 31, 51–2, 160–1, 163,
166–7
forming processes 161–3
fractures 168–75
joining 175–9
mechanical properties 163–75
modelling polymer structure 182–4
rubber elasticity 166–7
stiffness 164–5
thermoplastics 32, 159–60, 161
thermosets 31, 32, 160, 161
toughening 168
yielding 167–8
see also polymers
oxidation 122–4
oxidative degradation 179
oxide dispersion-strengthened (ODS)
superalloys 102
paint protection 127
PAN (polyacrylonitrile) 186
parabolic law of film thickening 123
partially stabilized zirconia 144
particle-reinforced composites 189
pearlitic steels 108
perishing of rubbers 172–3
peritectic systems 22–4, 26–7
perspex 160
PET (thermoplastic polyester) 159
phase diagrams 14–27
eutectic systems 19–22, 26–7
iron-graphite 113
lever rule 17–18
monel casting 16–18
peritectic systems 22–4, 26–7
quenched structures 27
see also solid solubility
phase transformation 7–10, 25–7
diffusionless 27
martensitic phase change 27
phenolics 160
phosphor-bronzes 98
Pilling-Bedworth ratio 123
plane strain 50, 51
plane stress 48
plastic deformation 40
plastic instability 40
plastic zone 50–1
plasticisers 34
superplasticisers 52, 54–5
plywood 193–4
polyacetals 159
polyacrylonitrile (PAN) 186
polyamides 159
polybutadiene 161
polycarbonates 160
polychloroprene 161
polyethylene 28, 29, 30, 159
starch-polyethylene complexes 181
polyisoprene 160
polymer matrix composites 187–9
polymers
aliphatic 180
atactic linear 29
branched 30
configuration of molecules 28
conformation of molecules 28
cross-linked chains 31
crystals 31–2
degree of polymerisation 28
drawing 167
glass transition temperature 33–4, 65
high polymers 28
isotactic linear 29, 31
molecular structure 27–34, 182–4
molecular weight 28
rheological properties 162
syndiotactic linear 29
tensile modulus 167
toughening 168
van der Waals bonding 3
vinyl group of 29
viscoelastic behaviour 65
welding 175, 177
see also organic polymeric materials
polypropylene 159
polysiloxane 161
polystyrene 160
polyvinylchloride (PVC) 160
porosity of cement and concrete 151–2
Portland cement see cement and concrete
portlandite 150
post-tensioning ducts 155
powder metallurgy 189–90